:root{--or:#f7931e;--or-d:#d9560b;--yl:#ffc400;--yl-l:#ffd23f;--cream:#fff8e6;--ink:#4a2400;--mut:#8a5a2b;--line:#f0d9a8;--card:#fffdf7}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--cream);line-height:1.6}
img{max-width:100%;height:auto}
a{color:var(--or-d)}
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
.narrow{max-width:640px}
.muted{color:var(--mut)}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em}
h2{font-size:1.5rem;color:var(--or-d)}
.h1{font-size:1.7rem;color:var(--or-d)}

.top{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:14px;min-height:60px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
.brand img{display:block;height:38px;width:auto}
.foot img{height:44px;width:auto}
.nav{display:flex;gap:2px;margin-left:auto;flex-wrap:wrap}
.nav a{padding:8px 12px;border-radius:999px;text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
.nav a:hover,.nav a.on{background:var(--yl-l)}
.call{display:flex;align-items:center;gap:6px;background:linear-gradient(90deg,var(--or),var(--yl));color:#fff;text-decoration:none;font-weight:700;padding:8px 16px;border-radius:999px;white-space:nowrap}
@media(max-width:900px){.nav{order:3;width:100%;margin-left:0;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}.nav a{white-space:nowrap}.call{margin-left:auto}}

.btn{display:inline-block;border:0;cursor:pointer;font:inherit;font-weight:700;text-decoration:none;text-align:center;padding:10px 22px;border-radius:999px;color:#fff;background:linear-gradient(90deg,var(--or),var(--or-d))}
.btn:hover{filter:brightness(1.06)}
.btn.sm{padding:6px 14px;font-size:.88rem}
.btn.light{background:#fff;color:var(--or-d)}
.btn.ghost{background:transparent;color:#fff;box-shadow:inset 0 0 0 2px #fff}
.btn.ghost.dark{color:var(--or-d);box-shadow:inset 0 0 0 2px var(--or)}

.hero{background:linear-gradient(135deg,#ff8a00 0%,#ffb200 60%,#ffd23f 100%);color:#fff;padding:48px 0 44px;text-align:center}
.hero h1{font-size:clamp(1.7rem,4.5vw,2.6rem);margin-bottom:.3em;text-shadow:0 2px 8px rgba(150,70,0,.25)}
.hero p{margin:0 auto 20px;max-width:560px;font-size:1.1rem}
.hsearch{display:flex;gap:8px;max-width:560px;margin:0 auto 18px}
.hsearch input,.fsearch input{flex:1;min-width:0;padding:12px 18px;border-radius:999px;border:0;font:inherit;color:var(--ink)}
.hcta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}

.sec{padding:40px 0}
.sec.alt{background:#fff}
.more{text-align:center;margin-top:22px}

.cgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px}
.cc{display:flex;flex-direction:column;align-items:center;text-align:center;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px 10px;text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .15s}
.cc:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(180,90,0,.18)}
.cc img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:10px;margin-bottom:8px}
.cc span{font-weight:700}
.cc small{color:var(--mut)}

.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}
.pc{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column}
.pimg{display:block;background:#fff4d6}
.pimg img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.pbody{padding:12px 14px 14px;display:flex;flex-direction:column;gap:4px;flex:1}
.pbody h3{font-size:1rem;margin:0}
.pbody h3 a{color:var(--ink);text-decoration:none}
.pcat{font-size:.78rem;color:var(--mut);text-transform:uppercase;letter-spacing:.04em}
.pspec{margin:0;font-size:.88rem;color:var(--mut)}
.prow{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:auto;padding-top:8px}
.price{color:var(--or-d)}
.price.big{font-size:1.5rem;margin:.2em 0 .6em}

.chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 20px}
.chip{padding:6px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);text-decoration:none;color:var(--ink);font-weight:600;font-size:.9rem}
.chip.on{background:var(--or);border-color:var(--or);color:#fff}
.fsearch{display:flex;gap:8px;max-width:520px}
.fsearch input{border:1px solid var(--line);background:#fff}
.pager{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin-top:24px}
.empty{padding:30px 0;text-align:center}

.wgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.wc{background:linear-gradient(180deg,#fff,#fff4d6);border:1px solid var(--line);border-radius:16px;padding:20px}
.wc h3{color:var(--or-d)}
.wc p{margin:0;color:var(--mut)}
.jgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.jc{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.jc img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.jc div{padding:12px 16px 16px}
.jc h3{margin-bottom:.2em}
.about{font-size:1.05rem}
.cta{background:linear-gradient(135deg,#ff8a00,#ffc400);color:#fff;text-align:center;padding:36px 0}
.cta h2{color:#fff}

.crumb{font-size:.9rem;color:var(--mut)}
.pd{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;align-items:start}
.pdimg img{width:100%;border-radius:16px;border:1px solid var(--line);background:#fff4d6}
.spec{border-collapse:collapse;margin:0 0 14px;width:100%}
.spec th,.spec td{text-align:left;padding:6px 10px;border-bottom:1px solid var(--line)}
.spec th{width:110px;color:var(--mut);font-weight:600}
.desc{margin:0 0 18px}
@media(max-width:700px){.pd{grid-template-columns:1fr}}

.form{display:flex;flex-direction:column;gap:14px;margin-top:16px}
.form label{display:flex;flex-direction:column;gap:4px;font-weight:600}
.form input,.form textarea{font:inherit;padding:10px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink)}
.form input:focus,.form textarea:focus,.fsearch input:focus{outline:2px solid var(--yl);outline-offset:1px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.qmsg{margin:0;font-weight:600}
.qmsg.ok{color:#2f7d32}.qmsg.err{color:#c62828}

.foot{background:#4a2400;color:#ffe9b8;margin-top:0}
.foot a{color:#ffd23f}
.fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px;padding:32px 16px}
.foot h4{color:#fff}
.foot p{margin:.2em 0}
.foot .muted{color:#e6c88a}
.fmap iframe{width:100%;height:200px;border:0;border-radius:12px}
.copy{text-align:center;padding:12px;border-top:1px solid rgba(255,255,255,.12);font-size:.85rem;color:#e6c88a}

.float{position:fixed;left:12px;bottom:14px;z-index:30;display:flex;flex-direction:column;gap:8px}
.fb{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:.8rem;text-decoration:none;box-shadow:0 4px 12px rgba(0,0,0,.25)}
.fb-call{background:#2e9e4f}.fb-zalo{background:#0068ff}

/* Chatbox */
.cw-btn{position:fixed;right:14px;bottom:14px;z-index:40;border:0;cursor:pointer;height:48px;padding:0 20px;border-radius:999px;background:linear-gradient(135deg,var(--or),var(--or-d));color:#fff;font-weight:700;font-size:.95rem;box-shadow:0 6px 18px rgba(217,86,11,.45)}
.cw{position:fixed;right:14px;bottom:84px;z-index:40;width:min(360px,calc(100vw - 28px));height:min(520px,calc(100vh - 110px));background:#fff;border-radius:18px;box-shadow:0 12px 40px rgba(74,36,0,.35);display:none;flex-direction:column;overflow:hidden}
.cw.open{display:flex}
.cw-h{background:linear-gradient(90deg,var(--or),var(--yl));color:#fff;padding:12px 14px;font-weight:700;display:flex;justify-content:space-between;align-items:center}
.cw-h button{background:none;border:0;color:#fff;font-size:20px;cursor:pointer}
.cw-m{flex:1;overflow:auto;padding:12px;display:flex;flex-direction:column;gap:8px;background:var(--cream)}
.cw-b{max-width:85%;padding:8px 12px;border-radius:14px;white-space:pre-wrap;word-break:break-word;font-size:.93rem}
.cw-b.bot{background:#fff;border:1px solid var(--line);align-self:flex-start;border-bottom-left-radius:4px}
.cw-b.me{background:var(--or);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.cw-q{display:flex;gap:6px;flex-wrap:wrap;padding:0 12px 8px;background:var(--cream)}
.cw-q button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:4px 10px;font:inherit;font-size:.82rem;cursor:pointer;color:var(--ink)}
.cw-f{display:flex;gap:6px;padding:8px;border-top:1px solid var(--line);background:#fff}
.cw-f input{flex:1;min-width:0;border:1px solid var(--line);border-radius:999px;padding:8px 14px;font:inherit}
.cw-f button{border:0;border-radius:999px;background:var(--or);color:#fff;padding:0 16px;font:inherit;font-weight:700;cursor:pointer}
.cw-lead{display:none;padding:10px 12px;background:#fff4d6;border-top:1px solid var(--line);gap:6px;flex-direction:column}
.cw-lead.show{display:flex}
.cw-lead input{border:1px solid var(--line);border-radius:10px;padding:7px 10px;font:inherit}
@media(max-width:700px){.float{bottom:84px}}

/* Bố cục theo hồ sơ năng lực */
.phead{background:linear-gradient(135deg,#ff8a00,#ffc400);color:#fff;padding:30px 0}
.phead h1{margin:0 0 .2em;font-size:clamp(1.5rem,4vw,2.1rem);text-shadow:0 2px 6px rgba(150,70,0,.25)}
.phead p{margin:0;max-width:720px}
.stats{list-style:none;margin:26px auto 0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;max-width:720px}
.stats li{background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.45);border-radius:14px;padding:10px 6px}
.stats b{display:block;font-size:1.8rem;line-height:1.1}
.stats span{font-size:.85rem}
.lead{max-width:760px;margin:0 0 20px;color:var(--mut);font-size:1.05rem}
.cc small{font-size:.8rem;margin-top:4px}
.certgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.certgrid.big{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.cert{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column}
.cimg{display:block;background:#fff;border-bottom:1px solid var(--line)}
.cimg img{width:100%;aspect-ratio:4/3;object-fit:contain;display:block}
.cbody{padding:12px 16px 16px}
.cbody h3{font-size:1rem;margin:0 0 .2em}
.ctitle{margin:0 0 .3em;font-weight:700;color:var(--or-d)}
.cbody .muted{margin:0;font-size:.85rem}
.tag{display:inline-block;background:var(--yl-l);color:var(--ink);border-radius:999px;font-size:.75rem;font-weight:700;padding:2px 10px;margin-bottom:6px}
.jc p{margin:.3em 0;font-size:.92rem}
.narrow2{max-width:820px}
.plist{list-style:none;margin:0 0 18px;padding:0;display:grid;gap:10px}
.plist li{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.plist li span{flex:none;width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--or),var(--yl));color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center}
.plist li p{margin:0}
.quote{margin:22px 0 0;padding:18px 22px;background:linear-gradient(135deg,#fff4d6,#ffe9a8);border-left:5px solid var(--or);border-radius:0 14px 14px 0;font-size:1.15rem;font-weight:700;color:var(--or-d)}
.quote cite{display:block;margin-top:6px;font-size:.85rem;font-weight:400;color:var(--mut);font-style:normal}
.ggrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.ggrid figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.ggrid img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block}
.ggrid figcaption{padding:8px 12px;font-size:.9rem;color:var(--mut)}
.chipsw{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.chipsw li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:.88rem;font-weight:600}
.prose h2{margin-top:1.6em}
.prose p{margin:.6em 0}
.box{background:#fff;border:1px solid var(--line);border-left:5px solid var(--or);border-radius:14px;padding:14px 18px;margin:18px 0}
.box h3{color:var(--or-d);margin-top:0}
.org{margin:14px 0}
.o0{max-width:260px;margin:0 auto 12px;background:linear-gradient(90deg,var(--or),var(--or-d));color:#fff;font-weight:700;text-align:center;padding:10px;border-radius:12px}
.ocols{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.o1{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:6px}
.o1 b{color:var(--or-d)}
.o1 span{background:#fff4d6;border-radius:8px;padding:6px 10px;font-size:.9rem}
@media(max-width:560px){.ocols{grid-template-columns:1fr}}
.ctable th:first-child,.ctable td:first-child{width:56px}
.ctable td{font-size:.92rem}
.note{margin-top:16px;font-size:.9rem}
.cgrid2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start}
@media(max-width:760px){.cgrid2{grid-template-columns:1fr}}
.cmap{width:100%;height:240px;border:0;border-radius:12px;margin-top:8px}
.tw{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:14px}
.tw table{border-collapse:collapse;width:100%}
.tw th,.tw td{padding:8px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tw th{background:#fff4d6;font-size:.85rem;color:var(--mut)}
.flinks{display:flex;flex-direction:column;gap:2px}